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Let f be a differentiable function satis...

Let f be a differentiable function satisfying
`[f(x)]^(n)=f(nx)" for all "x inR.`
Then, `f'(x)f(nx)`

A

`f(x)`

B

0

C

`f(x)f'(nx)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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